ESC ZTW Polaris are the newest products from ZTW, more lightweight and more powerful. ZTW Polaris 35A is super tiny & weight is only 7G , this is a madness ! . ZTW Polaris is breaking all rules, from now on ESC can be ultra mini size a super powerfull. It can work with all protocols like one shot 125/42 , multishot etc… . If you are looking for super light and efficient ESC for sure this one could be for you, Polaris been made for Freestyle and Racing Drones.